diff options
Diffstat (limited to 'include/exec')
| -rw-r--r-- | include/exec/cpu-all.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/include/exec/cpu-all.h b/include/exec/cpu-all.h index f9998b9732..83b1781afc 100644 --- a/include/exec/cpu-all.h +++ b/include/exec/cpu-all.h @@ -174,11 +174,13 @@ extern unsigned long reserved_va; #define TARGET_PAGE_MASK ~(TARGET_PAGE_SIZE - 1) #define TARGET_PAGE_ALIGN(addr) (((addr) + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK) -/* ??? These should be the larger of uintptr_t and target_ulong. */ +/* Using intptr_t ensures that qemu_*_page_mask is sign-extended even + * when intptr_t is 32-bit and we are aligning a long long. + */ extern uintptr_t qemu_real_host_page_size; -extern uintptr_t qemu_real_host_page_mask; +extern intptr_t qemu_real_host_page_mask; extern uintptr_t qemu_host_page_size; -extern uintptr_t qemu_host_page_mask; +extern intptr_t qemu_host_page_mask; #define HOST_PAGE_ALIGN(addr) (((addr) + qemu_host_page_size - 1) & qemu_host_page_mask) #define REAL_HOST_PAGE_ALIGN(addr) (((addr) + qemu_real_host_page_size - 1) & \ |